Dr T K Sinha . Hydro ...
Published by DR T K SINHA, Retired Hydrologist ,Consultant Hydrogeological Environmental and Disaster Geologist, Varanasi
Dr T K Sinha . Hydro Environmental Disaster Geologist and President Parayavaran Chetana Peeth ,Varanasi, India.---------pH of Surface and Ground water + Soil of way must be check, , there is contamination of high pH at any place .